diff --git a/Formula/optipng.rb b/Formula/optipng.rb
index 3091ec7e7f..7400ab5e7e 100644
--- a/Formula/optipng.rb
+++ b/Formula/optipng.rb
@@ -2,7 +2,7 @@ require 'formula'
 
 class Optipng < Formula
   homepage 'http://optipng.sourceforge.net/'
-  head 'http://optipng.hg.sourceforge.net/hgweb/optipng/optipng'
+  head 'http://hg.code.sf.net/p/optipng/mercurial', :using => :hg
   url 'https://downloads.sourceforge.net/project/optipng/OptiPNG/optipng-0.7.5/optipng-0.7.5.tar.gz'
   sha1 '30b6c333d74fc0f5dc83004aace252fa3321368b'